CVE-2023-1730: The SupportCandy WordPress plugin before 3.1.5 does not validate and escape user input before using it in an S

Q: How do I fix CVE-2023-1730?

supportcandy: upgrade to 3.1.5. Exact commands for each OS are on this page.

Q: Is CVE-2023-1730 being exploited?

CVE-2023-1730 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-1730 affect?

CVE-2023-1730 affects supportcandy. Severity is critical (CVSS 9.8). The SupportCandy WordPress plugin before 3.1.5 does not validate and escape user input before using it in an SQL statement, which could allow unauthenticated attackers to perform SQL injection attacks

Q: How urgent is CVE-2023-1730?

Priority 72/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2023-1730 is a critical-severity flaw (CVSS 9.8) affecting supportcandy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The SupportCandy WordPress plugin before 3.1.5 does not validate and escape user input before using it in an SQL statement, which could allow unauthenticated attackers to perform SQL injection attacks

Why this priority

Critical severity
EPSS top 1%: very likely to be exploited
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	40.6% (top 1%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-05-02
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: supportcandy

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-05-02 08:15 UTCPublished CVE record published
2026-06-17 05:28 UTCUpdated Record last modified

supportcandy supportcandy UPGRADE

Affected: < 3.1.5

Fixed in: 3.1.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy supportcandy || rpm -q supportcandy || supportcandy --version

2. UPGRADE to 3.1.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade supportcandy

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade supportcandy

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · borgmatic · FIXED · 2.2.0-1.fc46 · FEDORA-2026-041229e71b · source

sudo dnf upgrade --advisory=FEDORA-2026-041229e71b

Fedora ELN · pie · FIXED · 1.5.4-1.eln159 · FEDORA-2026-a2c0261d3a · source

sudo dnf upgrade --advisory=FEDORA-2026-a2c0261d3a

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: wpscan.com/vulnerability/44b51a56-ff05-4d50-9327-fc9bab74d4b7
Nuclei scan template: SupportCandy < 3.1.5 - Unauthenticated SQL Injection

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-1730?

supportcandy: upgrade to 3.1.5. Exact commands for each OS are on this page.

Is CVE-2023-1730 being exploited?

CVE-2023-1730 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-1730 affect?

CVE-2023-1730 affects supportcandy. Severity is critical (CVSS 9.8). The SupportCandy WordPress plugin before 3.1.5 does not validate and escape user input before using it in an SQL statement, which could allow unauthenticated attackers to perform SQL injection attacks

How urgent is CVE-2023-1730?

Priority 72/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2023-2805 HIGH 7.2 UPGRADE The SupportCandy WordPress plugin before 3.1.7 does not properly sanitise and escape the agents[] parameter in
CVE-2023-2719 HIGH 8.8 UPGRADE The SupportCandy WordPress plugin before 3.1.7 does not properly sanitise and escape the `id` parameter for an

References

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